iommu/mediatek: move the common struct into header file

Move the struct defines of mtk iommu into a new header files for
common use.

Signed-off-by: Honghui Zhang <honghui.zhang@mediatek.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 493bd3e0f8db17787e23397ae88e6ca4605fc47a..b12c12d74c331a054d8fefb3fe3e4fa5aa5e2d61 100644 (file)
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -34,7 +34,7 @@
 #include <dt-bindings/memory/mt8173-larb-port.h>
 #include <soc/mediatek/smi.h>
 
-#include "io-pgtable.h"
+#include "mtk_iommu.h"
 
 #define REG_MMU_PT_BASE_ADDR                   0x000
 
@@ -93,20 +93,6 @@
 
 #define MTK_PROTECT_PA_ALIGN                   128
 
-struct mtk_iommu_suspend_reg {
-       u32                             standard_axi_mode;
-       u32                             dcm_dis;
-       u32                             ctrl_reg;
-       u32                             int_control0;
-       u32                             int_main_control;
-};
-
-struct mtk_iommu_client_priv {
-       struct list_head                client;
-       unsigned int                    mtk_m4u_id;
-       struct device                   *m4udev;
-};
-
 struct mtk_iommu_domain {
        spinlock_t                      pgtlock; /* lock for page table */
 
@@ -116,19 +102,6 @@ struct mtk_iommu_domain {
        struct iommu_domain             domain;
 };
 
-struct mtk_iommu_data {
-       void __iomem                    *base;
-       int                             irq;
-       struct device                   *dev;
-       struct clk                      *bclk;
-       phys_addr_t                     protect_base; /* protect memory base */
-       struct mtk_iommu_suspend_reg    reg;
-       struct mtk_iommu_domain         *m4u_dom;
-       struct iommu_group              *m4u_group;
-       struct mtk_smi_iommu            smi_imu;      /* SMI larb iommu info */
-       bool                            enable_4GB;
-};
-
 static struct iommu_ops mtk_iommu_ops;
 
 static struct mtk_iommu_domain *to_mtk_domain(struct iommu_domain *dom)
@@ -551,25 +524,6 @@ static int mtk_iommu_hw_init(const struct mtk_iommu_data *data)
        return 0;
 }
 
-static int compare_of(struct device *dev, void *data)
-{
-       return dev->of_node == data;
-}
-
-static int mtk_iommu_bind(struct device *dev)
-{
-       struct mtk_iommu_data *data = dev_get_drvdata(dev);
-
-       return component_bind_all(dev, &data->smi_imu);
-}
-
-static void mtk_iommu_unbind(struct device *dev)
-{
-       struct mtk_iommu_data *data = dev_get_drvdata(dev);
-
-       component_unbind_all(dev, &data->smi_imu);
-}
-
 static const struct component_master_ops mtk_iommu_com_ops = {
        .bind           = mtk_iommu_bind,
        .unbind         = mtk_iommu_unbind,

diff --git a/drivers/iommu/mtk_iommu.h b/drivers/iommu/mtk_iommu.h
new file mode 100644 (file)
index 0000000..9ed0a84
--- /dev/null
+++ b/drivers/iommu/mtk_iommu.h
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2015-2016 MediaTek Inc.
+ * Author: Honghui Zhang <honghui.zhang@mediatek.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _MTK_IOMMU_H_
+#define _MTK_IOMMU_H_
+
+#include <linux/clk.h>
+#include <linux/component.h>
+#include <linux/device.h>
+#include <linux/io.h>
+#include <linux/iommu.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <soc/mediatek/smi.h>
+
+#include "io-pgtable.h"
+
+struct mtk_iommu_suspend_reg {
+       u32                             standard_axi_mode;
+       u32                             dcm_dis;
+       u32                             ctrl_reg;
+       u32                             int_control0;
+       u32                             int_main_control;
+};
+
+struct mtk_iommu_client_priv {
+       struct list_head                client;
+       unsigned int                    mtk_m4u_id;
+       struct device                   *m4udev;
+};
+
+struct mtk_iommu_domain;
+
+struct mtk_iommu_data {
+       void __iomem                    *base;
+       int                             irq;
+       struct device                   *dev;
+       struct clk                      *bclk;
+       phys_addr_t                     protect_base; /* protect memory base */
+       struct mtk_iommu_suspend_reg    reg;
+       struct mtk_iommu_domain         *m4u_dom;
+       struct iommu_group              *m4u_group;
+       struct mtk_smi_iommu            smi_imu;      /* SMI larb iommu info */
+       bool                            enable_4GB;
+};
+
+static int compare_of(struct device *dev, void *data)
+{
+       return dev->of_node == data;
+}
+
+static int mtk_iommu_bind(struct device *dev)
+{
+       struct mtk_iommu_data *data = dev_get_drvdata(dev);
+
+       return component_bind_all(dev, &data->smi_imu);
+}
+
+static void mtk_iommu_unbind(struct device *dev)
+{
+       struct mtk_iommu_data *data = dev_get_drvdata(dev);
+
+       component_unbind_all(dev, &data->smi_imu);
+}
+
+#endif